obama with 51% support compared to 44% for mitt romney. the president is now in one of those states right now as he prepares for the first debate. two men will face off in denver on wednesday night. president obama holding a rally in las vegas last night speaking to 11,000 people there. and senator john kerry is playing the poll. and rob port man is acting as romney. >> both are excellent in their own way. you could argue that mitt has had a lot more recent experience. >> the president has a day job. the president has been president and not had the time to practice. all we hear about is how much mitt romney is practicing, practicing, trafficking. >> we'll see how it goes. debate is on wednesday. focus on domestic policy. romney is speaking about foreign matters. he says today that the president has shown weakness. >> the supreme court is set to tackle big cases today. the court will take on issues relating to same sex marriage and privacy issues. 6 of the 9 justices. it's the traditional mass held the day before the start of a new session.